. >> others including senator lindsey graham it's likely petraeus will be called on at some point. >> i hate what happened to general petraeus for his family and the families involved, but we have four americans dead in benghazi, a failure in the making. i don't see how in the world you can find out what happened in benghazi before, during and after the attack if general petraeus doesn't testify. so from my point of view, it's absolutely essential that he give testimony before the congress so we can figure out benghazi. >> nbc news has reached out to general petraeus and paula broadwell, and so far there's been no response. jill kelley and her husband, scott, released a statement to "the new york times" yesterday, asking for privacy for their family. >> andrea mitchell, what happened here? the fbi's investigating this. a woman sends some -- first of all, tell us the nature of these e-mails that would prompt an fbi investigation. >> well, here's the situation. the woman, whom we have confirmed was jill kelley who was a married woman in tampa who did some social and wounded warrior work